CVE-2020-26878
CVE-2020-26878 is a high-severity vulnerability in Commscope Ruckus Vriot with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 9.0
- EPSS exploit prediction: 11% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Commscope Ruckus Vriot
- Published:
- Last modified:
Description
Ruckus through 1.5.1.0.21 is affected by remote command injection. An authenticated user can submit a query to the API (/service/v1/createUser endpoint), injecting arbitrary commands that will be executed as root user via web.py.
Frequently asked questions
- What is CVE-2020-26878?
- Ruckus through 1.5.1.0.21 is affected by remote command injection. An authenticated user can submit a query to the API (/service/v1/createUser endpoint), injecting arbitrary commands that will be executed as root user via web.py.
- How severe is CVE-2020-26878?
- CVE-2020-26878 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-26878 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-26878?
- CVE-2020-26878 affects Commscope Ruckus Vriot. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-26878?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-26878 published?
- CVE-2020-26878 was published on 2020-10-26 and last updated on 2026-06-17.
References
- https://adepts.of0x.cc
- https://adepts.of0x.cc/ruckus-vriot-rce/
- https://support.ruckuswireless.com/documents
- https://support.ruckuswireless.com/security_bulletins/305
- https://twitter.com/TheXC3LL
- https://x-c3ll.github.io
Affected products (1)
- cpe:2.3:a:commscope:ruckus_vriot:*:*:*:*:*:*:*:*
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- CVE-2020-26879 — Critical (CVSS 9.8): Ruckus vRioT through 1.5.1.0.21 has an API backdoor that is hardcoded into validate_token.py. An unauthenticated…
All CVEs affecting Commscope Ruckus Vriot →
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